91885

Appears in sequences

• Number of 3-tuples of nonnegative integers less than p for which 3-argument multinomial coefficients support a Lucas congruence modulo p^2, where p is the n-th prime.at n=21A348885
• Centered triangular numbers which are products of four distinct primes.at n=4A359845
• Triangle read by rows: T(n,k) = number of permutations in symmetric group S_n with an even number of non-fixed point cycles, without k<=n particular fixed points.at n=51A374419